OSI LAYERS OUTLINE
OSI LAYER PHYSICAL TOPICS CONNECTION TYPES METHODS POINT TO POINT MULTIPOINT PHYSICAL TOPOLOGY NOTES: 1:BITS 2:PACKETS 3:DEFINES MEDIA 4:PHYS. NETWORK STRUCTURES. 5:VOLTAGE 6:RING VS. BUS 7:COST VS. PERF. 8:BIT TRANSM. 9:ENCODING AND TIMING RULES. BUS RING STAR MESH CELLULAR DIGITAL SIGNALING CURRENT STATE STATE TRANSITION ANALOG SIGNALING CURRENT STATE STATE TRANSITION BIT SYNCHRONIZATION ASYNCHRONOUS SYNCHRONOUS BANDWIDTH USE BROADBAND BASEBAND MULTIPLEXING FREQ. DIVISION (FDM) TIME DIVISION (TDM) STATISTICAL TIME DIV. NOTES: Devices NIC Transceivers Repeaters Hubs MAUs
OSI LAYERS OUTLINE
OSI LAYER TOPICS DATA LINK-MAC LOGICAL TOPOLOGY NOTES: 1:FRAMES 2:PACKETS 3:MLID MEDIA ACCESS 4:LSL(LLC) 5:PUTS ON PHYS. MEDIUM &TAKES OFF. 6:NODE ADDRESS 7:BRIDGES,NICS, INTELL. HUBS. ADDRESSING 8: ID COMP. ON NET. DATA LINK-LLC TRANSMISSSION SYNCHRONIZATION METHODS BUS RING CONTENTION TOKEN PASSING POLLING Devices Bridges Switches Wireless Access Points NOTES:
PHYSICAL DEVICE
ASYNCHRONOUS SYNCHRONOUS ISOCHRONOUS
CONNECTION SERVICES LLC-LEVEL FLOW CONTROL ERROR CONTROL
OSI LAYERS OUTLINE
OSI LAYER NETWORK TOPICS ADDRESSING METHODS LOGICAL NETWORK SERVICE NOTES: 1:DATAGRAMS 2:PACKETS 3:ROUTING 4:MOVE TO NETWORK LOCS. 5:SWITCHING 6:NLSP 7:RIP 8:IPX SWITCHING PACKET NOTES:
Devices Routers Layer 3 Switches
MESSAGE
CIRCUIT
ROUTE DISCOVERY
DISTANCE VECTOR LINK-STATE
ROUTE SELECTION
STATIC DYNAMIC
CONNECTION SERVICES NETWORK LAYER FLOW CONTROL ERROR CONTROL PACKET SEQUENCE CONTROL
GATEWAY SERVICES
NETWORK LAYER TRANSLATION
OSI LAYERS OUTLINE
OSI LAYER TRANSPORT TOPICS ADDRESS/NAME RESOLUTION METHODS SERVICE REQUESTOR INITIATED SERVICE PROVIDER INITIATED CONNECTION IDENTIFIER TRANSACTION IDENTIFIER DIVISION AND COMBINATION NOTES:
NOTES: 1:SEGMENTS 2:PACKETS 3:HIDES INTRICACIES ADDRESSING OF NETWORK STRUCTURES FROM UPPER LAYERS 4:RELIABILITY SEGMENT DEVELOPMENT 5:ACKN. AND SEQUENCED 6:SENDER AND RECEIVER WORK CONNECTION SERVICES TOGETHER 7:ASSEM. SEGS FOR UPPER LAYERS
SEGMENT SEQUENCING ERROR CONTROL END TO END FLOW CONTROL
OSI LAYERS OUTLINE
OSI LAYER SESSION NOTES: 1:SAP 2:NCP 3:PACKETS 4:FILE TRANSFER 5:DS OPERATOR 6:RPC TOPICS DIALOG CONTROL METHODS SIMPLEX FULL-DUPLEX HALF-DUPLEX SESSION ADMINISTRATION CONN. ESTABLISHMENT DATA TRANSFER CONN. RELEASE NOTES:
OSI LAYERS OUTLINE
OSI LAYER PRESENTATION NOTES: 1:PACKETS 2:NCP 3:R/W SECURITY 4:TRANSLATES DATA INTO AGREED UPON FORMAT 5:CAN ENCRYPT AND COMPRESS DATA. TOPICS TRANSLATION METHODS BIT ORDER BYTE ORDER CHARACTER ORDER FILE SYNTAX ENCRYPTION PUBLIC KEYS PRIVATE KEY NOTES:
OSI LAYERS OUTLINE
OSI LAYER APPLICATION TOPICS NETWORK SERVICES METHODS (SECTION 2) NOTES:
NOTES: 1:MESSAGES 2:PACKETS 3:RPC'S 4:SAP 5:NCP 6:GETS PROGS. FOR USERS 7:BINDERY FUNC. 8:PRINTING 9:MOVING INFO NW TO NW. (MAIL GATEWAYS)
Devices Gateways SERVICE ADVERTISEMENT ACTIVE
PASSIVE
SERVICE USE
OS CALL INTERCEPTION REMOTE OPERATION COLLAORATIVE